WO2013098377A2 - Boîtier destiné à loger une unité électronique - Google Patents

Boîtier destiné à loger une unité électronique Download PDF

Info

Publication number
WO2013098377A2
WO2013098377A2 PCT/EP2012/077029 EP2012077029W WO2013098377A2 WO 2013098377 A2 WO2013098377 A2 WO 2013098377A2 EP 2012077029 W EP2012077029 W EP 2012077029W WO 2013098377 A2 WO2013098377 A2 WO 2013098377A2
Authority
WO
WIPO (PCT)
Prior art keywords
housing according
cavity
housing
board
cover
Prior art date
Application number
PCT/EP2012/077029
Other languages
German (de)
English (en)
Other versions
WO2013098377A3 (fr
Inventor
Stefan Neuhoff
Justine SCHINDLER
Original Assignee
Huf Hülsbeck & Fürst Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huf Hülsbeck & Fürst Gmbh & Co. Kg filed Critical Huf Hülsbeck & Fürst Gmbh & Co. Kg
Priority to EP12812280.1A priority Critical patent/EP2798921B1/fr
Priority to CN201280063524.4A priority patent/CN104012192B/zh
Publication of WO2013098377A2 publication Critical patent/WO2013098377A2/fr
Publication of WO2013098377A3 publication Critical patent/WO2013098377A3/fr

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00—Casings, cabinets or drawers for electric apparatus
    • H05K5/0026—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0039—Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units having a tubular housing wherein the PCB is inserted longitudinally

Definitions

  • the invention relates to a housing for receiving an electronics unit of a motor vehicle, comprising a base element and a cover arranged on the base element, and a cavity which is at least partially defined by the base element and the cover, wherein the cover closes the cavity.
  • the housing may be located in an interior of the motor vehicle, which is protected, for example, from environmental influences.
  • the electronics unit is mounted in the cavity of the housing, both on the lid and on the base member. Disadvantageously, it has been found that due to occurring mechanical stresses that may act on the base member and the cover, damage to the electronics unit may arise.
  • a housing which avoids the disadvantages mentioned above, in particular a housing is provided with an electronic unit, wherein the electronic unit is reliably held in the cavity of the housing without the electronics unit due to any resulting voltages on the housing is damaged on the motor vehicle during operation or in the inserted state.
  • a housing with the features of claim 1 is proposed. In the dependent claims preferred developments are carried out.
  • the invention provides that the electronic unit is attached to the lid and is mechanically decoupled from the base element.
  • the electronics unit extends into the cavity of the housing.
  • the particular advantage of this invention is that the electronics unit is only directly attached to the lid of the housing without touching the base member. If mechanical forces and / or stresses should now occur on the base element and on the cover at the same time, it is impossible for the electronics unit to be damaged as a result.
  • the electronics unit is merely connected to the lid, so that due to the decoupling of the base element, the risk is excluded that the electronics unit can be damaged.
  • the lid on the one hand ensures that the cavity is reliably protected and sealed from the outside of the housing, on the other hand has the function of a support for the electronics unit, without the electronics unit is directly coupled to the base member.
  • the electronic unit is located in the cavity of the housing, wherein a direct contacting of the electronic unit with the inner wall of the base element is not present.
  • the electronics unit is contactless to the base element within the cavity.
  • the lid may have on the outside at least one plug contact, which serves for contacting with the electronic unit. It is also conceivable that the lid has at least two plug contacts, in particular three plug contacts.
  • the invention may include that the electronic unit serves as a controller which is connectable to a vehicle-side electronic component via the plug contact.
  • the electronic unit has a sensor which is able to detect a defined movement pattern of a user outside the vehicle, in particular to trigger an automatic opening operation of the tailgate or a boot lid.
  • the sensor may detect a foot movement of the user, whereby the tailgate or trunk lid automatically opens without the user having to work manually.
  • the cover may have fastening elements facing the cavity, which reliably hold the electronics unit, so that in particular the electronic unit is in contactless contact with the base element within the cavity.
  • the fasteners may cooperate with the electronics unit such that there is a clip connection or latching connection between the electronics unit and the fasteners. At the same time thereby the assembly of the electronic unit is simplified on the lid.
  • the lid may be formed with two fastening arms as fastening elements which extend into the cavity and hold the electronic unit fastened.
  • the attachment arms may be parallel to each other and have a defined distance from each other. Between the mounting arms is the electronics unit, which is held by the mounting arms. Also, the attachment arms can be largely contactless with the inner wall of the base member. In this case, the fastening arms likewise extend, like the electronics unit, into the cavity of the housing. In one possible embodiment of the invention, it has been found that it may be sufficient that the attachment arms through the cavity need not extend completely to reliably hold the electronics unit.
  • the fastening element can be elastically deformable.
  • the fastening element and / or the fastening arm are elastically deformable due to its material property.
  • the mounting arms can be easily deformed during assembly of the electronics unit on the lid until the electronics unit has reached its defined mounting position on the lid. Subsequently, the fastening arms can deform elastically into their basic position, at the same time in this position of the fastening arms, the electronics unit is reliably fixed by the mounting arms.
  • the lid and / or the fastening element has at least one of the following elements: latching element, bearing surface, bearing surface, stop surface.
  • latching element bearing surface
  • bearing surface bearing surface
  • stop surface the electronic unit can be fixed to a plurality of "attachment points" or to different attachment areas within the cavity without the risk of the electronics unit being able to disengage from the cover. Storage area or as a stop surface.
  • the electronic unit may have a circuit board which is fastened to the cover via at least one contact element of the plug contact.
  • the contact element extends through the board.
  • the contact element may be a metallic pin that connects the plug contact to the board.
  • the contact element can be soldered to the circuit board, in particular wave soldered. Since due to the inventive arrangement of the electronics unit on the lid no voltages can be transferred to the electronics unit, a wave soldering of the contact element with the board is possible, which can produce good Lötrise and at the same time is less expensive to other competing soldering.
  • the attachment arm has a bearing surface which is located on the inside of the board and the board rests contacting the support surface, in particular that the board is locked to the support surface.
  • the cover may have an end wall which is directed towards the cavity, wherein the end wall has at least one bearing surface on which the circuit board contacts, in particular that the circuit board is latched to the bearing surface of the end wall.
  • two attachment areas can be made available on the contact surfaces of the attachment arm for the board and a mounting area can be provided on the contact surface of the end area, so that the board is held at least at three attachment areas.
  • the mounting arm may have a free end with a locking element on which the circuit board is locked. The locking elements also hold the board in its fastened position within the cavity.
  • the board may extend between the support surface of the attachment arm and the catch element of the free end of the attachment arm, starting from the end wall, the board extends so far into the cavity that the free end of the board is spaced from the locking element of the attachment arm , In this case, the free end of the board is free floating.
  • a reliable attachment of the board to the mounting arms is achieved in that the locking element and the support surface of the end wall rests against a first side of the board and the bearing surface of the mounting arm rests against the second side of the board, wherein the support surface of the mounting arm approximately centrally to the locking element of free end of the mounting arm and the bearing surface of the end wall is located.
  • the board is fixed immovably in any direction within the cavity.
  • the board contacted the end wall.
  • the housing, in particular the base element may be formed with fastening means, so that the housing on the motor vehicle, in particular in the area or on the bumper cover of the motor vehicle can be fastened.
  • the attachment means may for example be monolithically and / or integrally connected to the base member.
  • the fastening means may be an opening through which a screw element can be passed, so that the housing can be screwed to the motor vehicle.
  • the fastening means is designed as a latching element, so that the housing can be clipped on the motor vehicle and / or latched.
  • the lid has a seal on the inside, which in the assembled state on the base element of the housing effects a reliable sealing of the cavity.
  • the contact element may be L-shaped and extend into a one-sided open space of the plug contact.
  • the geometric design of the contact element in an L-like shape causes a compact design of the electronics unit can be achieved.
  • the contact element protrudes into the open space on the side opposite the printed circuit board, so that reliable electronic contact with a further electronic component of the motor vehicle can be achieved.
  • This open space of the plug contact may for example be designed as a socket into which a plug can be inserted, whereby an electrical contact between the housing-side electronics unit and another electronic component, which is located on the motor vehicle, can be produced.
  • FIG. 1 is a schematic side view of a housing with an electronics unit for a motor vehicle
  • Fig. 4 is another view of the lid of the housing of Figure 1, wherein the
  • Lid holds the electronics unit
  • Fig. 5 is another view of the lid of Figure 4 without electronics unit and Fig. 6 is a schematic view of a motor vehicle, to which a housing is attached according to FIG.
  • FIG. 1 shows a housing for accommodating an electronics unit 1, which according to FIG. 6 can be fastened, for example, in the outer area of the motor vehicle 7.
  • the housing is composed of a base element 10 and a cover 20, wherein a cavity 9, in which the electronics unit 1 is located, is determined by the base element 10 and the cover 20.
  • the lid 20 sealingly seals the cavity 9, so that environmental influences, such as moisture, dust, etc. can not get into the cavity 9.
  • the electronic unit 1 is effectively protected.
  • the electronics unit 1 is fastened to the cover 20.
  • the lid 20 has an end wall 24, which is directed to the cavity 9 and thus the inside of the cavity 9 is located.
  • the cover 20 has two fastening arms 22 which act as fastening elements. Both attachment arms 22 extend parallel to each other and extend into the cavity 9. In addition, the attachment arms 22 are elastically deformable, so that the electronics unit 1 can be reliably brought into its fastened position according to Figure 4, which will be discussed below.
  • the cover 20 has two plug contacts 21 which serve to make contact with the electronics unit 1.
  • Each mounting arm 22 has a support surface 23 b, against which the electronics unit 1 rests with its board 2.
  • the end wall 24 also has a support surface 23c, on which also the circuit board 2 rests, at the same time the board 2 can contact the end wall 24.
  • each fastening arm 22 has a free end 22a, which is formed with a latching element 23a, on which the circuit board 2 is latched.
  • the board 2 is fixed to a plurality of mounting portions 23a, 23b, 23c of the lid 20, in particular of the mounting arm 22, without the risk that the electronics unit 1 may detach from the lid 20.
  • the board 2 extends between the support surface 23b of the mounting arm 22 and the locking element 23a of the free end 22a of the mounting arm 22.
  • the locking element 23a is approximately at the same height to the support surface 23c of the end wall 24.
  • the board 2 is down and fixed upward through the support surfaces 23b, 23c.
  • the latching element 23a prevents the circuit board 2 from being detached from the cover 20, in particular from the end wall 24.
  • the board 2 further has corresponding counter-locking means, on which the latching element 23a engages, whereby a reliable latching connection between the board 2 and the latching element 23a of the free end 22a of the mounting arm 22 is formed.
  • the latching element 23a as well as the support surface 23c of the end wall 24 bears against a first side 2b of the circuit board 2.
  • the support surface 23b of the attachment arm 22 abuts against the second side 2c of the board 2.
  • the support surface 23b of the attachment arm 22 lies between the latching element 23a and the support surface 23c of the end wall 24.
  • the electronics unit 1 with its board 2 is merely fastened to the cover 20 and thus mechanically decoupled from the base element 10. This means that the electronics unit 1 extends into the cavity 9, but free-floating in the base element 10 located. There is no direct contact between the board 2 and the inner wall of the base member 10. If stresses on the housing, in particular on the base member 10 and the lid 20 should occur, is effectively prevented that the electronics unit 1 can be damaged. The voltages can be absorbed by the cover 20 without damaging effects on the electronics unit 1.
  • the contact element 3 extends through the circuit board 2, wherein the contact element 3 is soldered to the circuit board 2.
  • the contact element 3 is soldered to the circuit board 2.
  • it is a wave soldered contact element 3.
  • FIG. 1 also shows that the electronic unit 1 is designed with a microcontroller 5 and a sensor 5 integrated therein, which in the present exemplary embodiment is capable of a defined movement pattern of a user outside the vehicle 7 detect. According to FIG. 6, it is indicated that the sensor 5 can detect a defined foot movement below the bumper cover 8 in order to trigger an automatic opening process of the tailgate 6 of the motor vehicle 7.
  • the contact element 3 extends from the circuit board 2 through the lid 20 in a one-sided open connector interior 25 of the male contact 21.
  • This space 25 serves as a socket to connect a motor vehicle side connector thereto.
  • the contact element is L-shaped, whereby the housing and the overall construction can be kept compact.
  • an electronic component 4 is shown in Figure 6, which is electrically / electronically connected to the electronics unit 1 of the housing of Figure 1.
  • the electronic unit 1 serves as a controller, which is connected to the vehicle-side electronic component 4 via the plug contact 21.
  • the base element 10 has on the outside two fastening means 11 on which the housing can be fixed to the vehicle 7, for example via a screw connection.
  • latching elements as fastening means 1 1 provided on the outside of the base member 10, so that the housing via a Verclipsung or locking on the motor vehicle 7 can be fastened.
  • the cover 20 with the plug contact 21 and the fastening arms 22 forms a monolithic component made of plastic.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Casings For Electric Apparatus (AREA)
  • Connector Housings Or Holding Contact Members (AREA)

Abstract

L'invention concerne un boîtier destiné à loger une unité électronique (1) d'un véhicule automobile (7), comprenant un élément de base (10) et un couvercle (20) disposé sur l'élément de base (10), un cavité (9) qui est définie au moins en partie par l'élément de base (10) et le couvercle (20), le couvercle (20) assurant la fermeture de la cavité (9). Selon l'invention, l'unité électronique (1) est fixée au couvercle (20) et s'étend dans la cavité (9) en étant mécaniquement découplée de l'élément de base (10).
PCT/EP2012/077029 2011-12-30 2012-12-28 Boîtier destiné à loger une unité électronique WO2013098377A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
EP12812280.1A EP2798921B1 (fr) 2011-12-30 2012-12-28 Boîtier destiné à loger une unité électronique
CN201280063524.4A CN104012192B (zh) 2011-12-30 2012-12-28 用于容纳电子装置的壳体

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011057192A DE102011057192A1 (de) 2011-12-30 2011-12-30 Gehäuse zur Aufnahme einer Elektronikeinheit
DE102011057192.2 2011-12-30

Publications (2)

Publication Number Publication Date
WO2013098377A2 true WO2013098377A2 (fr) 2013-07-04
WO2013098377A3 WO2013098377A3 (fr) 2013-09-06

Family

ID=47520107

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/077029 WO2013098377A2 (fr) 2011-12-30 2012-12-28 Boîtier destiné à loger une unité électronique

Country Status (4)

Country Link
EP (1) EP2798921B1 (fr)
CN (1) CN104012192B (fr)
DE (1) DE102011057192A1 (fr)
WO (1) WO2013098377A2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3048867A1 (fr) * 2015-01-23 2016-07-27 NGK Spark Plug Co., Ltd. Structure de fixation de couvercle de boîtier
WO2017063782A1 (fr) * 2015-10-15 2017-04-20 Continental Automotive Gmbh Ensemble carte de circuit imprimé

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105122955B (zh) * 2012-12-20 2019-01-18 麦格纳覆盖件有限公司 控制器-封装件组件
DE102022202083A1 (de) 2022-03-01 2023-09-07 Continental Automotive Technologies GmbH Steckereinheit und elektrische Baugruppe mit einer solchen verschweißten Steckereinheit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3387438B2 (ja) * 1998-06-04 2003-03-17 住友電装株式会社 雄型コネクタ及び雄型コネクタ用キャップ
JP2005101088A (ja) * 2003-09-22 2005-04-14 Aisin Seiki Co Ltd 固定部材
DE102005007931B4 (de) * 2005-02-10 2008-01-10 Valeo Schalter Und Sensoren Gmbh Steckverbinder und elektronisches Bauteil
JP2007035741A (ja) * 2005-07-25 2007-02-08 Sumitomo Wiring Syst Ltd 回路基板の収納構造
US8139364B2 (en) * 2007-01-31 2012-03-20 Robert Bosch Gmbh Electronic control module assembly

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
None

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3048867A1 (fr) * 2015-01-23 2016-07-27 NGK Spark Plug Co., Ltd. Structure de fixation de couvercle de boîtier
WO2017063782A1 (fr) * 2015-10-15 2017-04-20 Continental Automotive Gmbh Ensemble carte de circuit imprimé
US20180295730A1 (en) * 2015-10-15 2018-10-11 Continental Automotive Gmbh Circuit Board Assembly
US10440844B2 (en) 2015-10-15 2019-10-08 Continental Automotive Gmbh Circuit board assembly

Also Published As

Publication number Publication date
EP2798921B1 (fr) 2018-11-21
CN104012192B (zh) 2016-11-23
DE102011057192A1 (de) 2013-07-04
CN104012192A (zh) 2014-08-27
EP2798921A2 (fr) 2014-11-05
WO2013098377A3 (fr) 2013-09-06

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